package exception;

public class Student {
    private int age;

    public int getAge(){
        return age;
    }




    public void setAge(int age) throws IllegalAgeException {
        if (age<0||age>100){

            throw new IllegalAgeException("年龄不合法");
            //throw new RuntimeException();   //相当于抛出一个异常
        }
        this.age=age;
    }
}
